mirror of https://github.com/docker/cli.git
33 lines
740 B
Go
33 lines
740 B
Go
package kubernetes
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
apiv1beta1 "github.com/docker/cli/kubernetes/compose/v1beta1"
|
|
log "github.com/sirupsen/logrus"
|
|
"k8s.io/client-go/kubernetes"
|
|
"k8s.io/client-go/rest"
|
|
)
|
|
|
|
// APIPresent checks that an API is installed.
|
|
func APIPresent(config *rest.Config) error {
|
|
log.Debugf("check API present at %s", config.Host)
|
|
clients, err := kubernetes.NewForConfig(config)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
groups, err := clients.Discovery().ServerGroups()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, group := range groups.Groups {
|
|
if group.Name == apiv1beta1.SchemeGroupVersion.Group {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
return fmt.Errorf("could not find %s api. Install it on your cluster first", apiv1beta1.SchemeGroupVersion.Group)
|
|
}
|